A minute of silence to commemmorate Boris Nemtsov, who was killed in the early hours of February 28, 2015, at the 18th Yabloko party congress. From left: Yabloko party fraction head in the St. Petersburg Legislative Assembly, candidate for the party’s chairperson position Grigory Yavlinsky, Coordinator of Yabloko's political committee Boris Misnik, head of the Federal Antimonopoly Service Igor Artemyev, Yabloko Chairperson Sergei Mitrokhin, candidate for the party’s chairperson position Sergei Ivanenko, member of Yabloko's political committee Mikhail Amosov, candidate for the party’s chairperson position Emilia Slabunova.